Home / 2,742,840.18-4,114,530.78-945,487.02

Finding the Fourth Proportional to 2,742,840.18, 4,114,530.78 and 945,487.02

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Solution

The fourth proportional to 2,742,840.18, 4,114,530.78 and 945,487.02 is: 1,418,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742,840.18 : 4,114,530.78 = 945,487.02 : x
  2. Step 2: Convert to fraction form
    2,742,840.18/4,114,530.78 = 945,487.02/x
  3. Step 3: Cross multiply
    2,742,840.18x = 4,114,530.78 × 945,487.02
  4. Step 4: Simplify right side
    2,742,840.18x = 3,890,235,445,880.48
  5. Step 5: Solve for x
    x = 3,890,235,445,880.48/2,742,840.18
  6. Step 6: Final answer
    x = 1,418,323.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.